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CVE-2020-11879

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Date: September 4, 2020

An issue was discovered in GNOME Evolution before 3.35.91. By using the proprietary (non-RFC6068) "mailto?attach=..." parameter, a website (or other source of mailto links) can make Evolution attach local files or directories to a composed email message without showing a warning to the user, as demonstrated by an attach=. value.

Language: C

Severity Score

Related Resources (8)

https://nvd.nist.gov/vuln/detail/CVE-2020-11879
https://security-tracker.debian.org/tracker/CVE-2020-11879
https://gitlab.gnome.org/GNOME/evolution/-/blob/master/NEWS
https://gitlab.gnome.org/GNOME/evolution/issues/784
https://www.nds.ruhr-uni-bochum.de/media/nds/veroeffentlichungen/2020/08/15/mailto-paper.pdf
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-11879
https://access.redhat.com/security/cve/CVE-2020-11879
https://www.mend.io/vulnerability-database/CVE-2020-11879

Severity Score

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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